21346+5633 A 1893 AB (HD 239702)

21h 34m 34.33s +56° 32' 48.0" P.A. 24.00 sep 0.7 mag 10.26,10.68 Sp G5

Coord 2000 21346+5633 Discov num A  1893 Comp AB Coord arcsec 2000 21 34 34.33 +56 32 48.0
Date first 1908 Date last 2016 Obs 11
Pa first 20 Pa last 23.7 P.A. Now (θ) 23.7°
Sep first 0.6 Sep last 0.71 Sep. Now (ρ) 0.71"
Mag pri 10.26 Mag sec 10.68 delta mag (ΔM) 0.42 Spectral class G5 (yellow)
Pri motion ra +007 Sec motion ra +007
Pri motion dec +005 Sec motion dec +005
Notes




Nature of this double is uncertain.



21346+5633 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 239702 33544 21 34 34 +56 32 48 A 1893 AB 2016 11 24 0.7 10.26 10.68 0.42 <===
Show 33544 21 34 34 +56 32 48 A 1893 AB,C 2014 7 67 16.4 9.70 14.20 4.50


Triple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name HD 239702 Constellation Cepheus SAO 33544 Tycho2 3975-01761-1
Gaia DR2 2177958025822091520 HD 239702